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Datacenter Sites in Karnes County, Texas

Karnes County has 22 scored datacenter candidate sites averaging 54.2/100 DC Readiness, with a catalogued aggregate of 3,000 MW. FEMA rates local natural-hazard risk as "Very High". The county has a datacenter tax incentive on record.

At a glance

Karnes County, Texas has 22 scored datacenter candidate sites averaging 54.2/100 DC Readiness, roughly in line with the Texas average of 56.4. It ranks 84th of 234 Texas counties by number of sites and 150th by average score. The top-scoring site is PAWNEE at 62.4/100.

22
Candidate sites
54.2/100
Avg DC Readiness
3,000 MW
Catalogued capacity
theoretical aggregate
Very High
Hazard rating
◆ Loading map…
≥ 7560–7540–60≤ 40
Top 22 in Karnes County

Site-selection context for Karnes County

Yessales_tax_exemption
Datacenter tax incentive
10.66¢/kWh
Commercial electricity
6.80¢/kWh
Industrial electricity
3
Fiber providers
Medium-High
Water stress
$2,951
Land price / acre
2,600
Cooling degree days
1,800
Heating degree days
65°F
Mean annual temp

Incentive detail: Chapter 313/Chapter 403 property tax abatements; Texas Enterprise Fund; no state income tax.

How does Karnes County compare with other counties in Texas?

By number of scored sites, Karnes County ranks 84th of the 234 Texas counties with a county page, holding 0.3% of the state's 6,839 sites. Its average DC Readiness of 54.2/100 ranks 150th in the state and is roughly in line with the national average of 53.0. Nationally it has the 1603rd-largest site inventory of 2,964 counties with five or more sites. 0 sites score 70 or higher and 7 score 55 or higher.

What types of datacenter sites are in Karnes County?

Substation-Adjacent sites are the most common (14, 64% of the county's inventory), followed by former mine (5) and greenfield (3). Site type reflects how the parcel was identified — next to a substation, on a former mine or brownfield, on industrial or federal excess land — and is scored on the same 14 factors either way.

What are power cost, hazard, water and fiber conditions in Karnes County?

Industrial electricity averages 6.80¢/kWh and commercial 10.66¢/kWh. FEMA's National Risk Index rates the county "Very High" (55). WRI water stress is medium-high. 3 fiber providers report service in the county. The climate runs 2,600 cooling degree days a year with a mean temperature of 65°F. Land is valued around $2,951 an acre.

By site type

Top datacenter sites in Karnes County

Top datacenter sites in Karnes County
SiteTypeVoltageCapacityQueue waitScore
PAWNEESubstation-Adjacent345 kV600 MW3.5 yrs62.4
NORDHEIMSubstation-Adjacent345 kV600 MW3.5 yrs61.8
UNKNOWN301065Substation-Adjacent345 kV600 MW3.5 yrs59.5
EC FFE Karnes CountyGreenfield——3.5 yrs59.4
OZ KarnesGreenfield——3.5 yrs59.0
FALLS CITYSubstation-Adjacent230 kV300 MW3.5 yrs57.7
UNKNOWN300817Substation-Adjacent138 kV100 MW3.5 yrs57.1
UNKNOWN309187Substation-Adjacent69 kV50 MW3.5 yrs54.6
UNKNOWN308228Substation-Adjacent69 kV50 MW3.5 yrs54.3
MILTONSubstation-Adjacent138 kV100 MW3.5 yrs53.7
MAGNOLIASubstation-Adjacent138 kV100 MW3.5 yrs53.7
HELENASubstation-Adjacent138 kV100 MW3.5 yrs53.7
NORDHEIM WESTSubstation-Adjacent138 kV100 MW3.5 yrs53.7
RUNGESubstation-Adjacent138 kV100 MW3.5 yrs53.7
KENEDYSubstation-Adjacent69 kV50 MW3.5 yrs51.3
UNKNOWN309262Substation-Adjacent69 kV50 MW3.5 yrs51.3
Mine SiteFormer Mine——3.5 yrs50.5
Mine SiteFormer Mine——3.5 yrs49.5
Mine SiteFormer Mine——3.5 yrs49.4
Mine SiteFormer Mine——3.5 yrs49.3
Mine SiteFormer Mine——3.5 yrs49.2
Greenfield (UKNOWN SUBSTATION - UKNOWN SUB)Greenfield138 kV100 MW3.5 yrs47.4

Every scored site in Karnes County

All 22 sites, best first.

Karnes County datacenter FAQ

How many datacenter sites are in Karnes County?

22 scored datacenter candidate sites, averaging 54.2/100 DC Readiness. That is the 84th-most of 234 Texas counties with five or more sites.

What is the highest-scoring datacenter site in Karnes County?

PAWNEE scores 62.4/100 DC Readiness, the highest of the 22 scored sites in Karnes County (a substation-adjacent site).

Does Karnes County offer datacenter tax incentives?

Chapter 313/Chapter 403 property tax abatements; Texas Enterprise Fund; no state income tax.

What is the natural-hazard risk in Karnes County?

FEMA's National Risk Index rates Karnes County as "Very High" (score 55).

What are industrial electricity rates in Karnes County?

Average industrial electricity is 6.80¢/kWh and commercial is 10.66¢/kWh in Karnes County.

More in Texas

About this data

Source: GridCensus composite of HIFLD transmission and substation data, EIA, FEMA National Risk Index, FCC broadband data, PeeringDB and ISO interconnection queues, as published November 12, 2026 — GridCensus refreshes it monthly. See the methodology for how records are matched, cleaned and scored.

Cite as: GridCensus, “Datacenter candidate sites in Karnes County, Texas”, https://gridcensus.com/datacenter-sites/texas/karnes-county (data as of November 12, 2026).

Dataset updated . Screening estimates derived from public data sources.

Go deeper than the public screen

Every site and score for Karnes County, Texas is free to browse. Pro adds Watchtower on 25 sites, alerts when new candidate sites, datacenters or interconnection-queue requests appear in your markets, score and capacity history, and CSV export. Enterprise adds team seats, weekly data files for all 147,272 sites, the REST API and an MCP server for AI tools.

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